As KollyInsider reported to viewers earlier, Raj Kiran of Manja Pai is playing a crucial role in Rajini Murugan and now Samuthirakani has signed in to play an important role in the movie.

If sources are to be believed, Samuthirakani will be seen in a negative role, which is as powerful as the one in Dhanush's Velai Illa Pattathari.

Lingusamy's Thirupathi Brothers producing Rajini Murugan will enjoy D. Imman's musical. Makers are in talks with Samantha to pair opposite Siva Karthikeyan and the actress is yet to give her acceptance.

Rajini Murugan to go on floors in mid-August. Watch the space for complete cast and crew details...